Links issues

The following items had a wrong href value:

- Dont require pk strictly for related fields. (encode#2745, encode#2754)
- Restrict integer field to integers and strings. (encode#2835, encode#2836)

Author: tinchodipalma

docs/topics/release-notes.md

@@ -48,12 +48,12 @@ You can determine your currently installed version using `pip freeze`:
 * Use default reason phrases from HTTP standard. ([#2764][gh2764], [#2763][gh2763])
 * Raise error when `ModelSerializer` used with abstract model. ([#2757][gh2757], [#2630][gh2630])
 * Handle reversal of non-API view_name in `HyperLinkedRelatedField` ([#2724][gh2724], [#2711][gh2711])
-* Dont require pk strictly for related fields. ([#2745](gh2745), [#2754][gh2754])
+* Dont require pk strictly for related fields. ([#2745][gh2745], [#2754][gh2754])
 * Metadata detects null boolean field type. ([#2762][gh2762])
 * Proper handling of depth in nested serializers. ([#2798][gh2798])
 * Display viewset without paginator. ([#2807][gh2807])
 * Don't check for deprecated `.model` attribute in permissions ([#2818][gh2818])
-* Restrict integer field to integers and strings. ([#2835](gh2835), [#2836][gh2836])
+* Restrict integer field to integers and strings. ([#2835][gh2835], [#2836][gh2836])
 * Improve `IntegerField` to use compiled decimal regex. ([#2853][gh2853])
 * Prevent empty `queryset` to raise AssertionError. ([#2862][gh2862])
 * `DjangoModelPermissions` rely on `get_queryset`. ([#2863][gh2863])